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Cheap flights from London Heathrow Airport to Allentown from £530

LHR — ABE
5 Nov — 12 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Allentown

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Allentown

Wed 18/1111:00 -
1 stop16h 59m
Wed 25/1118:22 -
1 stop12h 13m
Deal found 4/10£722
Mon 16/1114:10 -
1 stop14h 14m
Mon 23/1117:14 -
1 stop11h 26m
Deal found 2/10£736
Wed 18/1106:30 -
2 stops20h 57m
Wed 25/1112:53 -
2 stops19h 52m
Deal found 4/10£737
Wed 16/1206:15 -
2 stops22h 10m
Thu 7/118:42 -
1 stop11h 53m
Deal found 2/10£753
Mon 16/1107:30 -
2 stops18h 32m
Mon 23/1117:36 -
1 stop13h 24m
Deal found 2/10£759
Wed 18/1106:50 -
2 stops15h 06m
Wed 25/1117:36 -
1 stop13h 24m
Deal found 4/10£762
Thu 5/1106:35 -
2 stops19h 27m
Sun 8/1117:36 -
2 stops38h 24m
Deal found 1/10£766
Wed 16/1209:55 -
1 stop30h 31m
Wed 6/118:42 -
1 stop11h 53m
Deal found 2/10£768
Sun 15/1106:50 -
2 stops15h 06m
Sun 22/1117:36 -
1 stop31h 19m
Deal found 1/10£773
Wed 16/1206:15 -
2 stops22h 10m
Fri 8/118:42 -
1 stop11h 53m
Deal found 2/10£783

Find flight deals from Heathrow to Allentown

Round-trip from

£722

One-way from

£530
18/11-25/11
  • 18/11-25/11
  • 2 total stops
  • 29h 12m total
  • London to Allentown
Search Deals
Delta
  • Delta
  • 25/12-31/12
  • 2 total stops
  • 17h 52m total
  • London to Allentown
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Allentown that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Sat 9/1

08:55-21:56

1 stop18h 01m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£534

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Sat 26/12

16:00-12:20

1 stop25h 20m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£543

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Thu 24/12

11:45-11:26

1 stop28h 41m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£552

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Sat 9/1

07:30-20:51

2 stops18h 21m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£612

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 18/11

12:40-22:27

1 stop14h 47m

Allentown-Bethlehem

Wed 25/11

12:53-13:45

2 stops19h 52m

£751

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 18/11

06:50-16:56

2 stops15h 06m

Allentown-Bethlehem

Wed 25/11

17:36-12:00

1 stop13h 24m

£762

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Sun 15/11

06:50-16:56

2 stops15h 06m

Allentown-Bethlehem

Sun 22/11

17:36-05:55

1 stop31h 19m

£773
Fastest return journey

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Fri 20/11

08:55-17:15

1 stop13h 20m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£775

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Mon 16/11

07:50-21:02

1 stop18h 12m

Allentown-Bethlehem

Mon 23/11

17:36-12:00

1 stop13h 24m

£784

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Thu 5/11

06:35-21:02

2 stops19h 27m

Allentown-Bethlehem

Sun 8/11

17:36-13:00

2 stops38h 24m

£787

Flights are sorted by cheapest return flights first.

Deals found on 5/10

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Heathrow with our price prediction graph.
Estimated return price

Related info for your journey

  • What airport do you fly into for flights to Allentown from London Heathrow?

    Most people fly into Allentown-Bethlehem (ABE) if they book a flight to Allentown from London Heathrow. On average, Allentown-Bethlehem has 0 inbound flights from London Heathrow per day from 0 airlines. Allentown-Bethlehem is conveniently located just 3.9 mi from Allentown’s city center.

  • How long is the flight from London Heathrow Airport to Allentown?

    Airlines like American Airlines, Delta, and United Airlines fly from London Heathrow Airport to Allentown in about 14h 14m. The time it takes to get you to your destination can typically vary by up to 52m. The distance between London Heathrow Airport and Allentown is about 3507 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Heathrow to Allentown that include hotel bookings?

    Yes. In addition to deals on Heathrow to Allentown flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Allentown?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Allentown.

  • Can I find deals for business class flights from Heathrow to Allentown?

    Yes. Cheapflights offers flight deals from Heathrow to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Deals for Heathrow to Allentown flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Allentown?

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Can Cheapflights find flights from Heathrow to Allentown with no change fees?

Need flexible booking options for your flight to Allentown from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Allentown become cheaper?

Yes! Start tracking prices for Heathrow to Allentown flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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